大直径厚壁60°锥体环缝自动焊装置的设计及应用效果分析
대직경후벽60°추체배봉자동한장치적설계급응용효과분석
Analyses for Design and Application Effect of Automatic Welding Device Used in the Large Diameter and Wall Thickness 60°Cone Circumferential Weld
저자의 최근 논문